-tlayecoltiloca.

Headword: 
-tlayecoltiloca.
Principal English Translation: 

service of someone, performed for someone (a necessarily possessed form)
James Lockhart, Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts (Stanford: Stanford University Press and UCLA Latin American Studies, 2001), 239.

Orthographic Variants: 
-tlaecoltiloca
IPAspelling: 
-tɬɑyekoltiloːkɑ
Frances Karttunen: 

-TLAYECOLTILŌCA necessarily possessed form the service of someone / servicio de alguien (K) [(1)Bf.3r]. See TLAYECOLTIĀ.
Frances Karttunen, An Analytical Dictionary of Nahuatl (Norman: University of Oklahoma Press, 1992), 304.

Lockhart’s Nahuatl as Written: 

final ā is probably long when anything follows. passive abstract deverbal noun from tlayecoltia.
James Lockhart, Nahuatl as Written: Lessons in Older Written Nahuatl, with Copious Examples and Texts (Stanford: Stanford University Press and UCLA Latin American Studies, 2001), 239.

Attestations from sources in Spanish: 

tlayecoltiloca = servicio
Rémi Siméon, Diccionario de la lengua náhuatl o mexicana (Mexico: Siglo XXI, 1996), xxxvii.

itlaecoltilocatzin = el servicio (Cuauhtinchan, Puebla, s. XVI)
Luis Reyes García, "Ordenanzas para el gobierno de Cuauhtinchan, año de 1559," Estudios de Cultura Náhuatl 10 (1972), 252–253.